# In-Sight D900 Series I/O Lines

## Number of Input and Output Lines

In-Sight Vision System | Direct Inputs | Direct Outputs
In-Sight D900 Series | 1 acquisition trigger input Up to 3 general-purpose inputs | Up to 4 high-speed outputs 2 user-configurable LEDs (1 green or red, 1 red)

## Input and Output Lines

In | Out | Direction | Name
0 |  | Fixed Input | TRIGGER
1 |  | Fixed Input | IN 1
| 0 | Fixed Output | HSOUT 0
| 1 | Fixed Output | HSOUT 1
2 | 2 | Input or Output | IN 2/HSOUT 2
3 | 3 | Input or Output | IN 3/HSOUT 3
| 4 | Fixed Output | Pass/Fail LED
| 5 | Fixed Output | Error LED

Note:

- TRIGGER is reserved for acquisition trigger input and cannot be configured.
- The In-Sight D900 series vision system supports bi-directional high-speed outputs and general-purpose inputs for HSOUT 2 / IN 2 and HSOUT 3 / IN 3. These lines are configured as outputs by default.